7daa1defd2
Add missing dependencies to unittest target Original patch broke BUILD_SHARED bots and required revert #147947
106 lines
3.2 KiB
C++
106 lines
3.2 KiB
C++
//===----------------------------------------------------------------------===//
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//
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// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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// See https://llvm.org/LICENSE.txt for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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//
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//===----------------------------------------------------------------------===//
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#include "Plugin/CodeGenTestPass.h"
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#include "llvm/CodeGen/MachineModuleInfo.h"
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#include "llvm/CodeGen/Passes.h"
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#include "llvm/CodeGen/TargetPassConfig.h"
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#include "llvm/Config/config.h"
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#include "llvm/IR/LegacyPassManager.h"
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#include "llvm/MC/TargetRegistry.h"
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#include "llvm/Support/DynamicLibrary.h"
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#include "llvm/Support/FileSystem.h"
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#include "llvm/Support/Path.h"
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#include "llvm/Support/TargetSelect.h"
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#include "llvm/Target/RegisterTargetPassConfigCallback.h"
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#include "llvm/Target/TargetMachine.h"
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#include "gtest/gtest.h"
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using namespace llvm;
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namespace {
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void anchor() {}
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std::string libPath(const std::string &Name) {
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const auto &Argvs = testing::internal::GetArgvs();
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const char *Argv0 = Argvs.size() > 0 ? Argvs[0].c_str() : "CGPluginTest";
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void *Ptr = (void *)(intptr_t)anchor;
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std::string Path = sys::fs::getMainExecutable(Argv0, Ptr);
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SmallString<256> Buf{sys::path::parent_path(Path)};
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sys::path::append(Buf, (Name + LLVM_PLUGIN_EXT).c_str());
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return std::string(Buf.str());
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}
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} // namespace
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namespace llvm {
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class CGPluginTests : public testing::Test {
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protected:
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static void SetUpTestCase() {
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InitializeAllTargetMCs();
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InitializeAllTargetInfos();
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InitializeAllTargets();
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}
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};
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} // namespace llvm
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TEST_F(CGPluginTests, LoadPlugin) {
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#if !defined(LLVM_ENABLE_PLUGINS)
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// Skip the test if plugins are disabled.
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GTEST_SKIP();
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#endif
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auto PluginPath = libPath("CGTestPlugin");
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ASSERT_NE("", PluginPath);
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std::string Error;
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auto Library = sys::DynamicLibrary::getLibrary(PluginPath.c_str(), &Error);
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ASSERT_TRUE(Library.isValid()) << Error;
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sys::DynamicLibrary::closeLibrary(Library);
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}
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TEST_F(CGPluginTests, ExecuteCallback) {
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#if !defined(LLVM_ENABLE_PLUGINS)
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// Skip the test if plugins are disabled.
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GTEST_SKIP();
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#endif
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volatile bool CallbackExecuted = false;
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volatile bool MPassExecuted = false;
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RegisterTargetPassConfigCallback X{[&](auto &TM, auto &PM, auto *TPC) {
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CallbackExecuted = true;
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TPC->insertPass(&GCLoweringID, &CodeGenTest::ID);
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}};
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CodeGenTest::RunCallback = [&] { MPassExecuted = true; };
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TargetOptions Options;
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std::unique_ptr<MCContext> MCC;
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for (auto T : TargetRegistry::targets()) {
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if (!T.hasTargetMachine())
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continue;
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Triple TT{T.getName(), "", ""};
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auto *TM = T.createTargetMachine(TT, "", "", Options, std::nullopt,
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std::nullopt, CodeGenOptLevel::Default);
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ASSERT_TRUE(TM);
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legacy::PassManager PM;
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MCC.reset(new MCContext(TT, TM->getMCAsmInfo(), TM->getMCRegisterInfo(),
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TM->getMCSubtargetInfo()));
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auto *PtrMCC = MCC.get();
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CallbackExecuted = false;
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MPassExecuted = false;
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if (TM->addPassesToEmitMC(PM, PtrMCC, outs()) == true)
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continue;
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ASSERT_TRUE(CallbackExecuted) << T.getName() << " callback failed";
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ASSERT_TRUE(MPassExecuted) << T.getName() << " MachinePass failed";
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}
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}
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